J. Aust. Math. Soc.
75 (2003), 181-191
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On finite -groups
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A. Ballester-Bolinches
Departament d'Àlgebra
Universitat de València
Dr. Moliner, 50
E-46100 Burjassot (València)
Spain
adolfo.ballester@uv.es
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R. Esteban-Romero
Departament de Matemàtica Aplicada
Universitat Politècnica de València
Camì de Vera, s/n
E-46022 València
Spain
resteban@mat.upv.es
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Abstract
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Characterisations of finite groups in which
normality is a transitive relation are
presented in the paper. We also characterise
the finite groups in which every subgroup is
either permutable or coincides with its
permutiser as the groups in which every subgroup
is permutable.
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